主窗体是计算机设备管理系统的主窗体功能模块，具有登录权限的所有用户登录到该界面并使用该功能模块进入其它相应权限的功能模块。-Is the main form of computer equipment management system for the main form functional modules, with login access for all users log on to the interface and use the function module into the appropriate permissions to other function modules.